On Thursday 14 February 2013, Shaun Williams wrote:
> I'm slowly realizing the gravity of this behavior:
>
> if(build_system STREQUAL "windows")
> ...
> endif()
>
> If someone creates a variable named "windows", then this code will not work
> as intended.
>
> I'm starting to convert our scripts to use this hopefully foolproof
> alternative:
>
> string(COMPARE EQUAL "${build_system}" windows _cmp)
> if (_cmp)
> ...
> endif()
>
> It will make it ugly to create a nested if else block, but it'll work.
You can do
if("${myvar}" MATCHES "somestring")
or more strict
if("${myvar}" MATCHES "^somestring$")
Alex
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